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Finding the Fourth Proportional to 46,309.60, 63,863.40 and 33,646.60

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Solution

The fourth proportional to 46,309.60, 63,863.40 and 33,646.60 is: 46,400.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,309.60 : 63,863.40 = 33,646.60 : x
  2. Step 2: Convert to fraction form
    46,309.60/63,863.40 = 33,646.60/x
  3. Step 3: Cross multiply
    46,309.60x = 63,863.40 × 33,646.60
  4. Step 4: Simplify right side
    46,309.60x = 2,148,786,274.44
  5. Step 5: Solve for x
    x = 2,148,786,274.44/46,309.60
  6. Step 6: Final answer
    x = 46,400.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.